`dissect.target.tools.dump.state`#

Module Contents#

Classes#

`Sink`
`DumpState`

Functions#

`create_state`	Create a DumpState instance with provided properties
`persisted_state`	Return a context manager for persisting DumpState instance
`load_state`	Load persisted DumpState instance from provided output_dir path
`serialize_obj`	JSON serializer for object types not serializable by json lib

Attributes#

`log`
`STATE_FILE_NAME`
`PENDING_UPDATES_LIMIT`

dissect.target.tools.dump.state.log#

dissect.target.tools.dump.state.STATE_FILE_NAME = 'target-dump.state.json'#

dissect.target.tools.dump.state.PENDING_UPDATES_LIMIT = 10#

class dissect.target.tools.dump.state.Sink#

target_path: str#

func: str#

path: pathlib.Path#

is_dirty: bool = True#

record_count: int = 0#

size_bytes: int = 0#

class dissect.target.tools.dump.state.DumpState#

property record_count: int#

property finished_sinks: List[Sink]#

property path: pathlib.Path#

target_paths: List[str]#

functions: List[str]#

serialization: str#

compression: str#

start_time: datetime.datetime#

last_update_time: datetime.datetime#

sinks: List[Sink]#

output_dir: Optional[pathlib.Path]#

pending_updates_count: Optional[int] = 0#

classmethod get_state_path(output_dir: pathlib.Path) → pathlib.Path#

get_full_sink_path(sink: Sink) → pathlib.Path#

get_sink(path: pathlib.Path) → Optional[Sink]#

serialize() → str#: Serialize state instance into a JSON formatted string

persist(fh: TextIO) → None#: Write serialized state instance into profided fh byte stream, overwriting it from the beginning

mark_as_finished(target: dissect.target.Target, func: str) → None#: Mark sinks that match provided target and func pair as not dirty.

create_sink(sink_path: pathlib.Path, stream_element) → Sink#: Create a sink instance for provided sink_path and stream_element (from which target and func properties are used).

update(stream_element, fp_position: int) → None#: Update a sink instance for provided stream_element.

classmethod from_dict(state_dict: dict) → DumpState#: Deserialize state instance from provided dict

classmethod from_path(output_dir: pathlib.Path) → Optional[DumpState]#: Deserialize state instance from a file in the provided output directory path

get_invalid_sinks() → List[Sink]#: Return sinks that have a mismatch between recorded size and a real file size

drop_invalid_sinks() → None#: Remove sinks that have a mismatch between recorded size and a real file size from the list of sinks.

drop_dirty_sinks() → None#: Drop sinks that are marked as “dirty” in the current state from the list of sinks

dissect.target.tools.dump.state.create_state(*, output_dir: pathlib.Path, target_paths: List[str], functions: List[str], serialization: dissect.target.tools.dump.utils.Serialization, compression: dissect.target.tools.dump.utils.Compression = None) → DumpState#: Create a DumpState instance with provided properties

dissect.target.tools.dump.state.persisted_state(state: DumpState) → Iterator[Callable]#: Return a context manager for persisting DumpState instance

dissect.target.tools.dump.state.load_state(output_dir: pathlib.Path) → Optional[DumpState]#: Load persisted DumpState instance from provided output_dir path and perform sink validation.

dissect.target.tools.dump.state.serialize_obj(obj: Any) → str#: JSON serializer for object types not serializable by json lib